222 Chapter3
Assembly Replacement
Procedure 16. A21 OCXO (Non-Option 103)
Figure 3-35 A21 OCXO Mounting Screws
Replacement
1. Connect W49, coax 82, to the OCXO and position the OCXO and
insulator in the spectrum analyzer. Dress W50 (orange cable) next to
W49 through the opening in the deck.
2. Secure the OCXO to the spectrum analyzer main deck using three
screws (1) and three shoulder washers. See Figure 3-35 on page 222.
3. Fold the A14 and A15 assemblies into the spectrum analyzer as
described in procedure 9.
4. Perform the rear frame assembly replacement procedure described
in procedure 13.
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